**Description** **You Lead the Way. We’ve Got Your Back.** With the right backing, people and businesses have the power to progress in incredible ways. When you join Team Amex, you become part of a global and diverse community of colleagues with an unwavering commitment to back our customers, communities and each other. Here, you’ll learn and grow as we help you create a career journey that’s unique and meaningful to you with benefits, programs, and flexibility that support you personally and professionally. At American Express, you’ll be recognized for your contributions, leadership, and impact—every colleague has the opportunity to share in the company’s success. Together, we’ll win as a team, striving to uphold our company values and powerful backing promise to provide the world’s best customer experience every day. And we’ll do it with the utmost integrity, and in an environment where everyone is seen, heard and feels like they belong. Join Team Amex and let's lead the way together. Global Loyalty & Benefits is in the middle of an exciting transformation journey, and we need talented engineers who are willing to learn, collaborate, innovate, and adapt to emerging trends and customer demands. Our Loyalty platforms enable many of Amex’s most critical customer differentiators including the flagship Membership Rewards program, and we are constantly seeking new ways to offer value to our customers and drive growth for the company. We are looking for an innovative, experienced, and talented senior software engineer to join our API domain team. You will work closely with our product and development teams to develop new system capabilities at scale and optimize existing capabilities. As part of the API team, you will be responsible for building and maintaining highly available and high-performance rest APIs. You will also be responsible for the core components that make up our modern microservice platform, driving performance and resiliency, as we scale to take over our classic applications. **How you will make an impact in this role?** + Serving as a core member of an engineering team that designs and develops software applications. + Owning the designs of pieces of the systems, accounting for reliability and availability including identifying and handling failure modes. + Writing code and unit tests, working on API specs, automation, and conducting code reviews and testing, and documenting processes + Identifying exciting opportunities for adopting new technologies to solve existing needs and predicting future challenges. + Performing ongoing refactoring of code, utilizing visualization and other techniques to fast-track concepts, and delivering continuous improvement. + Working with product managers to prioritize features for ongoing sprints and managing a list of technical requirements based on industry trends, new technologies, known defects, and issues. **Minimum qualifications:** + 7-10 years of software development experience, and preferably a BS or MS degree in computer science, computer engineering, or other technical discipline. + Team player and a hands-on engineer. + Experience mentoring and coaching junior engineers. + Experience in designing and implementing highly scalable, low latency Java / Go based applications. + Hands on experience in multi-threading programming. + Working knowledge of http(s), tcp/ip, and ssh protocols. + Basic high availability techniques and implementation knowledge. + Practical knowledge of caching and distributed systems. + Staying in touch with industry standards and current technologies is expected. + Hands-on experience in implementing web applications and API services using REST. + Experience in profiling / performance analysis of applications. + Core competencies in distributed technologies including Java, Go, Spring, APIs (REST), JSON, XML, Kafka, JDBC, DB2/Oracle, Couchbase, Vert.x, Spring Boot, Spring Batch, JUnit, Jenkins, and Maven. + Commitment to software practices of continuous Integration, automated/repeatable testing, and collaborative work environments. + Ability to think abstractly and deal with ambiguous/under-defined problems. + Ability to enable business capabilities through innovation. + Demonstrated willingness to learn new technologies and takes pride in how fast they develop working software. + Experience working with streaming solutions is highly desirable (preferablyApache Kafka and Kafka Streams). + Hands on experience in the full stack software development is desirable. **Qualifications** We back our colleagues and their loved ones with benefits and programs that support their holistic well-being. That means we prioritize their physical, financial, and mental health through each stage of life. Benefits include: + Competitive base salaries + Bonus incentives + Support for financial-well-being and retirement + Comprehensive medical, dental, vision, life insurance, and disability benefits (depending on location) + Flexible working model with hybrid, onsite or virtual arrangements depending on role and business need + Generous paid parental leave policies (depending on your location) + Free access to global on-site wellness centers staffed with nurses and doctors (depending on location) + Free and confidential counseling support through our Healthy Minds program + Career development and training opportunities Offer of employment with American Express is conditioned upon the successful completion of a background verification check, subject to applicable laws and regulations. **Job:** Technologies **Primary Location:** United Kingdom-West Sussex-Burgess Hill **Schedule** Full-time **Req ID:** 24020848